CN107354601A - A kind of sewing machine adjustment foot pressure device and its control method - Google Patents
A kind of sewing machine adjustment foot pressure device and its control method Download PDFInfo
- Publication number
- CN107354601A CN107354601A CN201710678159.2A CN201710678159A CN107354601A CN 107354601 A CN107354601 A CN 107354601A CN 201710678159 A CN201710678159 A CN 201710678159A CN 107354601 A CN107354601 A CN 107354601A
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- China
- Prior art keywords
- pressure
- component
- pressure cylinder
- stepper motor
- sewing
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/02—Presser-control devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2207/00—Use of special elements
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2209/00—Use of special materials
- D05D2209/08—Use of special materials elastic, e.g. rubber spring
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention relates to stitching process field, and in particular to a kind of sewing machine adjustment foot pressure device and its control method.It detects that sewing thickness makes compensation to the pressure of sewing in real time using stepper motor according to Hall sensor.The present invention includes stepper motor, stepper motor is fixedly arranged on electric machine support, motor gear on stepper motor engages with gear wheel, pressure fork crank, bracket component, supporting plate component and gear wheel are sheathed on power transmission shaft successively, compress bar assembly upper end and be provided with lifting arm, axle sleeve, compressor arm carriage assembly, spring, pressure cylinder component and back-up ring are arranged with lifting arm successively, compressor arm component bottom is connected with presser feet；Positive direction guiding rail is channel plates, rectangle forward direction guide rail sliding chute and irregular frame are offered thereon, bearing on pressure cylinder component is arranged in the opposite side of rectangle forward direction guide rail sliding chute and is engaged with the prong of tooth fork crank, the pressure cylinder slider surface of pressure cylinder component is affixed setting with positive direction guiding rail, and Hall subassembly is installed with irregular frame.
Description
Technical field
The present invention relates to stitching process field, and in particular to a kind of sewing machine adjustment foot pressure device and its controlling party
Method.
Background technology
By simply being realized to spring compression, its function is simple to be provided the foot pressure of conventional sewing machine for sewing at present
Immutable pressure, its drawback are in sewing process, and for sewing when thickness is varied from, foot pressure can be because thick material
The change of thickness, the stroke of holddown spring is caused to change, it is impossible to ensure in sewing process to the uniform pressure of sewing；Can basis
The thickness change of sewing, foot pressure is exported in real time, and presser feet raising height can be arbitrarily set.
The content of the invention
The present invention adjusts foot pressure device and its control method in order to solve the above technical problems, providing a kind of sewing machine,
It detects that sewing thickness makes compensation to the pressure of sewing in real time using stepper motor according to Hall sensor.
To solve the problems, such as that prior art is present, the technical scheme is that：A kind of sewing machine adjustment foot pressure dress
Put, it is characterised in that：Including stepper motor, electric machine support, supporting plate component, power transmission shaft, pressure fork crank, positive direction guiding rail, pressure cylinder
Component, compressor arm carriage assembly, axle sleeve, compression bar assembly and presser feet；
Described stepper motor is fixedly arranged on electric machine support, and electric machine support is " L " template, the motor tooth on described stepper motor
Wheel engages with gear wheel, and motor gear is locked by fastening nail one with stepper motor, pressure fork crank, bracket component, supporting plate
Component and gear wheel are sheathed on power transmission shaft successively, and gear wheel and pressure fork crank pass through fastening nail two and fastening nail three respectively
It is locked on power transmission shaft, described compression bar assembly upper end is provided with lifting arm, and axle sleeve, compressor arm are arranged with successively on lifting arm
Carriage assembly, spring, pressure cylinder component and back-up ring, compressor arm component bottom are connected with presser feet；
The structure of described pressure cylinder component is the "T"-shaped body that pressure cylinder and rectangular block form, and the axially arranged of described rectangular block has
Hole, axial screw is provided with hole, the other end of axial screw is provided with bearing and back-up ring；
Described positive direction guiding rail is channel plates, and rectangle forward direction guide rail sliding chute and irregular frame are offered on channel plates, described
Pressure cylinder component on bearing be arranged in rectangle forward direction guide rail sliding chute opposite side and with tooth fork crank prong be engaged, it is described
Pressure cylinder slider surface and the positive direction guiding rail of pressure cylinder component be affixed setting, be installed with Hall subassembly on irregular frame.
The structure of described bracket component is the rectangular block support of side protrusion, is provided with through hole at protrusion, in hole side by side
It is provided with two bearings.
The structure of described supporting plate component is the supporting plate of " L " type, is provided with through hole in the bottom bar of supporting plate, in hole
Bearing is provided with, the hole being connected with sewing machine is provided with upper side pole.
Described control method is：In the operating condition, Hall subassembly makes fixation to sewing machine according to the thickness change of sewing
The magnet steel on compressor arm carriage assembly on bar assembly is compressed is relative to the generation difference in height of Hall subassembly position, Hall subassembly
The change of sewing thickness is sensed, provides information to control system, the experimental large database concept of control system is transported with machine
Rotary speed, control stepper motor rotate corresponding angle, and motor gear engages with gear wheel, make pressure fork crank also phase so as to be driven
The anglec of rotation answered, pressure fork crank stirs the height of the lifting of pressure cylinder component or compression pressure cylinder component, to control the pressure of spring；Control
System processed controls stepper motor stop position angle, electrodeless control presser feet highest hoisting depth.
The model of described control system：YSC-8365.
Compared with prior art, advantages of the present invention is as follows：
1. the present invention, in sewing, structural behaviour is stable, machine can enter for the pressure of sewing in real time in sewing process
Mobile state compensates；
2. the present invention is by step motor control sewing pressure, regulation is sensitive, and regulation, can be remembered for sewing in real time, defeated
Go out data.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is Fig. 1 explosive view；
Fig. 3 is supporting plate component structure diagram；
Fig. 4 is bracket component structural representation；
Fig. 5 is pressure cylinder component structure diagram；
Fig. 6 is pressure cylinder component stereogram；
Fig. 7 is pressure cylinder component left view；
Fig. 8 is compressor arm component structure diagram；
Fig. 9 is positive guide rail structure schematic diagram；
Figure 10 is compressor arm carriage assembly structural representation；
Figure 11 is structure of the present invention and sewing machine combinatorial construction schematic diagram；
Figure 12 is control flow chart of the present invention；
In figure：1-motor screw, 2-stepper motor, 3-motor gear, 4-fastening nail one, 5-electric machine support, 6-spiral shell
Nail one, 7-fastening nail two, 8-gear wheel, 9-screw two, 10-supporting plate component, 11-power transmission shaft, 12-packing ring,
13-bracket component, 14-pressure fork crank, 15-fastening nail three, 16-screw three, 17-positive direction guiding rail, 18-screw four,
19-Hall subassembly, 20-back-up ring, 21-pad, 22-pressure cylinder component, 23-spring, 24-compressor arm carriage assembly, 25-
Axle sleeve, 26-compress bar assembly, 27-presser feet screw, 28-presser feet；
10-1-bearing, 10-2-supporting plate；
13-1-support, 13-2-bearing；
17-1-positive guide rail sliding chute；
22-1-pressure cylinder, 22-2-axial screw, 22-3-bearing, 22-4-back-up ring, 22-1-1-pressure cylinder slider surface；
24-1-compression pole support, 24-2-magnet steel, 24-3-screw；
26-1-lifting arm, 26-2-compressor arm.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The present embodiment provides a kind of sewing machine adjustment foot pressure device（Referring to Fig. 1-Figure 11）, including stepper motor 2, electricity
Machine support 5, supporting plate component 10, power transmission shaft 11, pressure fork crank 14, positive direction guiding rail 17, pressure cylinder component 22, compressor arm carriage assembly
24th, axle sleeve 25, compression bar assembly 26 and presser feet 28；
Referring to Fig. 4：The structure of described bracket component 13 is the rectangular block support of side protrusion, and through hole, hole are provided with protrusion
Inside it is set side by side with two bearing 13-2.
Referring to Fig. 3：The structure of described supporting plate component 10 is the supporting plate 10-2 of " L " type, in the bottom bar of supporting plate
Through hole is provided with, bearing 10-1 is provided with hole, be provided with hole in upper side pole is connected by screw 29 with sewing machine.
Referring to Fig. 2：Described stepper motor 2 is fixedly arranged on electric machine support 5 by motor screw 1, and electric machine support 5 is " L "
Template, electric machine support 5 are fixed on sewing machine by screw 1, and the motor gear 3 on described stepper motor 2 is nibbled with gear wheel 8
Close, motor gear 3 is locked by fastening nail 1 with stepper motor 2, pressure fork crank 14, bracket component 13, supporting plate component 10
It is sheathed on successively on power transmission shaft 11 with gear wheel 8, gear wheel 8 and pressure fork crank 14 by fastening nail 27 and prop up tight spiral shell respectively
Follow closely 3 15 locked on power transmission shaft 11, supporting plate component 10 and bracket component 13 are through on power transmission shaft 11, are played a supportive role, described
The upper end of compression bar assembly 26 be provided with lifting arm 26, be arranged with successively on lifting arm 26 axle sleeve 25, compressor arm carriage assembly 24,
Spring 23, pressure cylinder component 22 and back-up ring 20, pad 21 is provided between pressure cylinder component 22 and back-up ring 20, compresses the bottom of bar assembly 26
Presser feet 28 is connected with, presser feet 28 is fixed on and compressed in bar assembly 26 by presser feet screw 27, and described axle sleeve 25 is fixedly arranged on sewing machine
On；
The structure of described pressure cylinder component 22 is pressure cylinder 22-1 and the "T"-shaped body of rectangular block composition, the axial direction of described rectangular block
Hole is provided with, axial screw 22-2 is provided with hole, the axial screw 22-2 other end is provided with bearing 22-3 and back-up ring 22-4；
Described positive direction guiding rail 17 is channel plates, and it is fixed on sewing machine by screw 3 16；Offered on channel plates
Rectangle forward direction guide rail sliding chute 17-1 and irregular frame（Referring to Fig. 9）, the bearing on described pressure cylinder component 22 is being arranged in rectangle just
Direction guiding rail chute 17-1 opposite side is simultaneously engaged, the pressure cylinder slider surface of described pressure cylinder component 22 with the prong of tooth fork crank 14
22-1-1 and positive direction guiding rail are affixed setting, and Hall subassembly 19 is installed with by screw 4 18 on irregular frame.
The model of described control system：YSC-8365.
A kind of control method of sewing machine adjustment foot pressure device is（Referring to Figure 12）：Sewing machine in the operating condition,
Hall subassembly 19 is collected according to the thickness change of sewing on the compressor arm carriage assembly 24 for being fixed on and compressing in bar assembly 26
Magnet steel 24-2 difference in height, sewing thickness is exported, provides information to control system, the experimental large database concept of control system
With machine run speed, control stepper motor 2 rotates forward corresponding angle, and motor gear 3 engages with gear wheel 8, so as to pass
Dynamic to make the pressure fork crank 14 also corresponding anglec of rotation, the bearing 22-3 of described pressure fork crank 14 and pressure cylinder component 22 coordinates, pressure
The pressure cylinder slider surface 22-1-1 of pressure cylinder 22-1 in cartridge module 22 and positive direction guiding rail 17 positive guide rail sliding chute 17-1 coordinate, pressure fork
The rotational angle of crank 14, pressure fork crank 14 stirs pressure cylinder component 22 and compresses the height of pressure cylinder component 22, while makes pressure cylinder slider surface
22-1-1 can be slided up and down in the positive guide rail sliding chute 17-1 of positive direction guiding rail 17；Compress bar assembly 26 sequentially pass through axle sleeve 25,
Compressor arm carriage assembly 24, spring 23, pressure cylinder component 22, pad 21, back-up ring 20, which is stuck in, to be compressed in bar assembly 26, presser feet screw 27
Presser feet 28 is fixed on and compressed in bar assembly 26；Pressure cylinder component 22 coordinates with positive direction guiding rail 17, pressure fork crank 14 successively, pressure cylinder group
When part 22 moves downward, compression spring 23, successively to bar assembly 26, the application pressure of presser foot component 28 is compressed, so as to be carried to sewing
Voltage supply power；Control system control stepper motor 2 rotates backward certain angle, and pressure fork crank 14 also reversely rotates, by pressure cylinder component
22 are lifted up, while all parts that will be fixed in compression bar assembly 26 are mentioned together：Back-up ring 20, pad 21, spring
23rd, compressor arm carriage assembly 24, compression bar assembly 26, presser foot component 28, presser feet screw 27.It so can arbitrarily control presser feet highest
Hoisting depth.
In use, machine operation is stable by the present invention, and sewing efficiency lifting is obvious, can more intelligent adaptation sewing ring
Border.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (5)
1. a kind of sewing machine adjusts foot pressure device, it is characterised in that：Including stepper motor（2）, electric machine support（5）, support
Board component（10）, power transmission shaft（11）, pressure fork crank（14）, positive direction guiding rail（17）, pressure cylinder component（22）, compressor arm carriage assembly
（24）, axle sleeve（25）, compress bar assembly（26）And presser feet（28）；
Described stepper motor（2）It is fixedly arranged on electric machine support（5）On, electric machine support（5）For " L " template, described stepper motor
（2）On motor gear（3）With gear wheel（8）Engagement, motor gear（3）With stepper motor（2）Pass through fastening nail one（4）Lock
Extremely, pressure fork crank（14）, bracket component（13）, supporting plate component（10）And gear wheel（8）Power transmission shaft is sheathed on successively（11）On,
Gear wheel（8）Crank is pitched with pressure（14）Pass through fastening nail two respectively（7）With fastening nail three（15）It is locked in power transmission shaft（11）
On, described compression bar assembly（26）Upper end is provided with lifting arm（26）, lifting arm（26）On be arranged with axle sleeve successively（25）, pressure
Tight pole support component（24）, spring（23）, pressure cylinder component（22）And back-up ring（20）, compress bar assembly（26）Bottom is connected with presser feet
（28）；
Described pressure cylinder component（22）Structure be pressure cylinder（22-1）The "T"-shaped body formed with rectangular block, described rectangular block
It is axially arranged to have hole, it is provided with axial screw in hole（22-2）, axial screw（22-2）The other end be provided with bearing（22-3）
And back-up ring（22-4）；
Described positive direction guiding rail（17）For channel plates, rectangle forward direction guide rail sliding chute is offered on channel plates（17-1）Do not advise
Then frame, described pressure cylinder component（22）On bearing be arranged in rectangle forward direction guide rail sliding chute（17-1）Opposite side and pitched with tooth bent
Handle（14）Prong be engaged, described pressure cylinder component（22）Pressure cylinder slider surface（22-1-1）Setting is affixed with positive direction guiding rail,
Hall subassembly is installed with irregular frame（19）.
A kind of 2. sewing machine adjustment foot pressure device according to claim 1, it is characterised in that：Described bracket component
（13）Structure be side protrusion rectangular block support, be provided with through hole at protrusion, two bearings be set side by side with hole（13-
2）.
A kind of 3. sewing machine adjustment foot pressure device according to claim 1 or 2, it is characterised in that：Described support
Board component（10）Structure be " L " type supporting plate（10-2）, through hole is provided with the bottom bar of supporting plate, and axle is provided with hole
Hold（10-1）, the hole being connected with sewing machine is provided with upper side pole.
A kind of 4. control method of sewing machine adjustment foot pressure device according to claim 1, it is characterised in that：It is described
Control method be：In the operating condition, Hall subassembly (19) makes to be fixed on compressor arm sewing machine according to the thickness change of sewing
Component（26）On compressor arm carriage assembly（24）On magnet steel（24-2）Relative to Hall subassembly（19）The generation height of position
Difference, Hall subassembly（19）The change of sewing thickness is sensed, provides information to control system, control system is experimental big
Database and machine run speed, control stepper motor（2）Rotate corresponding angle, motor gear（3）With gear wheel（8）Nibble
Close, pressure is pitched crank so as to be driven（14）Also the corresponding anglec of rotation, pressure fork crank（14）Stir pressure cylinder component（22）Lifting or
Compress pressure cylinder component（22）Height, to control spring（23）Pressure；Control system controls stepper motor（2）Stop parallactic angle
Degree, electrodeless control presser feet highest hoisting depth.
A kind of 5. control method of sewing machine adjustment foot pressure device according to claim 4, it is characterised in that：It is described
Control system model：YSC-8365.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678159.2A CN107354601B (en) | 2017-08-10 | 2017-08-10 | Device for adjusting pressure of presser foot of sewing machine and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678159.2A CN107354601B (en) | 2017-08-10 | 2017-08-10 | Device for adjusting pressure of presser foot of sewing machine and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107354601A true CN107354601A (en) | 2017-11-17 |
| CN107354601B CN107354601B (en) | 2023-03-14 |
Family
ID=60288523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710678159.2A Active CN107354601B (en) | 2017-08-10 | 2017-08-10 | Device for adjusting pressure of presser foot of sewing machine and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107354601B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629126A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure adjusting method based on overedger |
| CN109629125A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure and retainer inclination angle synchronous adjusting method based on overedger |
| CN109825965A (en) * | 2019-03-29 | 2019-05-31 | 杰克缝纫机股份有限公司 | A kind of thread-trimming lifter-presser foot mechanism and sewing machine with foot pressure regulatory function |
| US11001951B2 (en) | 2018-04-09 | 2021-05-11 | Sigma Mattress Machinery (Zhejiang) Co., Ltd. | Pressure adjustment mechanism of sewing machine presser foot |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1777331A1 (en) * | 2005-10-18 | 2007-04-25 | Dürkopp Adler Aktiengesellschaft | Sewing machine |
| CN106978674A (en) * | 2017-04-22 | 2017-07-25 | 浙江美机缝纫机有限公司 | The automatic needle-foot-lifting of sewing machine and automatically adjust foot pressure device |
-
2017
- 2017-08-10 CN CN201710678159.2A patent/CN107354601B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1777331A1 (en) * | 2005-10-18 | 2007-04-25 | Dürkopp Adler Aktiengesellschaft | Sewing machine |
| CN106978674A (en) * | 2017-04-22 | 2017-07-25 | 浙江美机缝纫机有限公司 | The automatic needle-foot-lifting of sewing machine and automatically adjust foot pressure device |
Non-Patent Citations (1)
| Title |
|---|
| 尾上正行等: "工业用平缝缝纫机针板、送布牙、压紧杆的受力分析", 《国外纺织技术》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11001951B2 (en) | 2018-04-09 | 2021-05-11 | Sigma Mattress Machinery (Zhejiang) Co., Ltd. | Pressure adjustment mechanism of sewing machine presser foot |
| CN109629126A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure adjusting method based on overedger |
| CN109629125A (en) * | 2018-12-22 | 2019-04-16 | 杰克缝纫机股份有限公司 | Foot pressure and retainer inclination angle synchronous adjusting method based on overedger |
| CN109629125B (en) * | 2018-12-22 | 2022-03-25 | 杰克科技股份有限公司 | Presser foot pressure and tooth rack inclination angle synchronous adjustment method based on overedger |
| CN109629126B (en) * | 2018-12-22 | 2024-06-25 | 浙江杰克智能缝制科技有限公司 | Presser foot pressure adjusting method based on overedger |
| CN109825965A (en) * | 2019-03-29 | 2019-05-31 | 杰克缝纫机股份有限公司 | A kind of thread-trimming lifter-presser foot mechanism and sewing machine with foot pressure regulatory function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107354601B (en) | 2023-03-14 |
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